CN215472606U

CN215472606U - Polyurethane foaming device

Info

Publication number: CN215472606U
Application number: CN202122066643.4U
Authority: CN
Inventors: 冯金帅
Original assignee: Qingdao Jinhonglong Special Vehicle Co ltd
Current assignee: Qingdao Jinhonglong Special Vehicle Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-01-11
Anticipated expiration: 2031-08-30

Abstract

The utility model discloses a polyurethane foaming device, which belongs to the field of polyurethane processing and comprises a base, and a stirring box, a transmission box, a driving mechanism and a stirring mechanism which are arranged on the base, wherein the stirring box is rotationally connected to the base; this device is when using, and the staff adds the major ingredient in to the agitator tank through the dog-house, adds the foamer through the passage simultaneously in agitator tank through rabbling mechanism, and the foamer is along with the rotation evenly distributed of rabbling mechanism to improve the mixability of foamer and major ingredient, actuating mechanism is in addition after the transmission of transmission case, and the shell that drives the agitator tank rotates with the reverse direction of rabbling mechanism, thereby further improves the efficiency of stirring processing.

Description

Polyurethane foaming device

Technical Field

The utility model relates to the field of polyurethane processing, in particular to a polyurethane foaming device.

Background

The polyurethane foaming machine can be used for automobile interior decoration, thermal insulation wall spraying, thermal insulation pipeline manufacturing and processing of bicycle and motorcycle saddle sponge. In the prior art, the foaming device for polyurethane mostly utilizes the stirring paddle to stir the main material and the foaming agent, the stirring time is long, the mixing uniformity of the main material and the foaming agent is poor, the foaming uniformity of polyurethane is low, and the value of a finished product is low.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a polyurethane foaming device to solve the above problems.

In order to achieve the purpose, the utility model provides the following technical scheme:

a polyurethane foaming device comprises a base, and a stirring box, a transmission box, a driving mechanism and a stirring mechanism which are arranged on the base, wherein the stirring box is rotationally connected to the base; the stirring shaft of the stirring mechanism is fixedly sleeved with the main gear, a plurality of auxiliary gears are uniformly distributed on the outer side of the main gear along the circumferential direction, the main gear is meshed with the auxiliary gears, the centers of the auxiliary gears are rotatably connected with an installation shaft, the installation shaft is fixedly installed on the transmission shell, the outer sides of the auxiliary gears are meshed with the internal gear, the internal gear is fixed on the top edge of the stirring box and forms rotary contact sealing with the transmission shell through the shell of the stirring box; the stirring shaft is provided with a plurality of stirring rods, the inside of the stirring shaft is communicated with the inside of the stirring rods through a diversion trench, the diversion trench is communicated with the inside of the stirring box through a plurality of diversion holes uniformly distributed on the surface of the stirring rods, two ends of the stirring shaft are rotatably connected with the stirring box, a feeding port is arranged on the side wall of the stirring box, and a discharging port is arranged at the bottom of the stirring box.

As a further scheme of the utility model: actuating mechanism includes rotary joint, pivot, passage and driving motor, rotary joint's top links to each other through pivot and driving motor's output shaft, and rotary joint's bottom links to each other with the tip of (mixing) shaft, rotary joint's side fixed mounting has the passage, the passage communicates each other through rotary joint and the inside guiding gutter of (mixing) shaft.

As a still further scheme of the utility model: the top of agitator tank is equipped with the baffle box, and the arrangement that the baffle box is terminal has the collecting box.

As a still further scheme of the utility model: the two sides of the base are connected with the transmission case through the bracket.

As a still further scheme of the utility model: and the feed opening is provided with a control valve.

Compared with the prior art, the utility model has the beneficial effects that:

this device is when using, and the staff adds the major ingredient in to the agitator tank through the dog-house, adds the foamer through the passage simultaneously in agitator tank through rabbling mechanism, and the foamer is along with the rotation evenly distributed of rabbling mechanism to improve the mixability of foamer and major ingredient, actuating mechanism is in addition after the transmission of transmission case, and the shell that drives the agitator tank rotates with the reverse direction of rabbling mechanism, thereby further improves the efficiency of stirring processing.

Drawings

Fig. 1 is a schematic view of the combined structure of a polyurethane foaming device.

Fig. 2 is a schematic structural diagram of a transmission case in the polyurethane foaming device.

Fig. 3 is a partially enlarged schematic structural view of a portion a in fig. 1 in the polyurethane foaming device.

In the figure: 1-base, 11-support, 2-stirring box, 21-feeding port, 22-feeding port, 3-transmission box, 31-transmission shell, 32-main gear, 33-pinion, 34-internal gear, 4-driving mechanism, 41-rotary joint, 42-rotating shaft, 43-guide pipe, 44-driving motor, 5-stirring mechanism, 51-stirring shaft, 511-guide groove, 512-guide hole, 52-stirring rod, 6-guide groove and 7-collecting box.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.

Referring to fig. 1 to 3, in the embodiment of the present invention, a polyurethane foaming device includes a base 1, and a stirring box 2, a transmission box 3, a driving mechanism 4, and a stirring mechanism 5 that are disposed on the base 1, where the stirring box 2 is rotatably connected to the base 1, the transmission box 3 is installed at the top of the stirring box 2, and the driving mechanism 4 passes through the transmission box 3 and is connected to the stirring mechanism 5 inside the stirring box 2; the transmission case 3 comprises a transmission shell 31, a main gear 32, a secondary gear 33 and an internal gear 34, the main gear 32 is fixedly sleeved on a stirring shaft 51 of the stirring mechanism 5, a plurality of secondary gears 33 are uniformly distributed on the outer side of the main gear 32 along the circumferential direction, the main gear 32 is meshed with the secondary gears 33, the centers of the secondary gears 33 are rotatably connected with an installation shaft, the installation shaft is fixedly installed on the transmission shell 31, the outer sides of the secondary gears 33 are meshed with the internal gear 34, the internal gear 34 is fixed on the top edge of the stirring case 2, and the shell of the stirring case 2 is in rotary contact with the transmission shell 31 for sealing; the stirring shaft 51 is provided with a plurality of stirring rods 52, the inside of the stirring shaft 51 is communicated with the inside of the stirring rods 52 through a diversion trench 511, the diversion trench 511 is communicated with the inside of the stirring box 2 through a plurality of diversion holes 512 uniformly distributed on the surface of the stirring rods 52, two ends of the stirring shaft 51 are rotatably connected with the stirring box 2, the side wall of the stirring box 2 is provided with a feeding port 21, and the bottom of the stirring box 2 is provided with a discharging port 22.

In the embodiment of the utility model, when the device is used, a worker adds the main material into the stirring box 2 through the feeding port 21, and simultaneously adds the foaming agent into the stirring box 2 through the material guide pipe 43 and the stirring mechanism 5, the foaming agent is uniformly distributed into the stirring box 2 along with the rotation of the stirring mechanism 5, so that the mixing degree of the foaming agent and the main material is improved, and in addition, the driving mechanism 4 drives the shell of the stirring box 2 to rotate in the reverse direction of the stirring mechanism 5 after being driven by the transmission box 3, so that the stirring processing efficiency is further improved.

Further, the rotary motion of (mixing) shaft 51 drives the main gear 32 of coaxial setting and rotates to a plurality of pinion 33 through the outside evenly distributed of main gear 32 drive rotate, and then drive the internal gear 35 and the agitator tank 2 body in the outside and rotate through the rotary motion of pinion 33, in addition because the effect of transmission case 3, make the direction of rotation of rabbling mechanism 5 and agitator tank 2 opposite, further improvement mixes effect and mixing efficiency.

Referring to fig. 2, as a preferred embodiment of the present invention, the driving mechanism 4 includes a rotary joint 41, a rotating shaft 42, a material guiding pipe 43 and a driving motor 44, a top of the rotary joint 41 is connected to an output shaft of the driving motor 44 through the rotating shaft 42, a bottom of the rotary joint 41 is connected to an end of the stirring shaft 51, the material guiding pipe 43 is fixedly installed on a side of the rotary joint 41, and the material guiding pipe 43 is communicated with a flow guiding groove 511 inside the stirring shaft 51 through the rotary joint 41.

In the embodiment of the utility model, the foaming agent is conveyed through the material guide pipe 43 and introduced into the rotary joint 41, so that the foaming agent flows out from the diversion holes 512 on the surface through the diversion function of the diversion trench 511 at the center of the stirring shaft 51 at the bottom and further through the conveying of each stirring rod 52, and is fully and uniformly mixed with the main material in the box body along with the rotation of the stirring shaft 51;

referring to fig. 1, as another preferred embodiment of the present invention, a material guiding chute 6 is provided at the top of the stirring tank 2, and a collecting tank 7 is disposed at the end of the material guiding chute 6.

In the embodiment of the utility model, the mixed raw materials flow out from the bottom feed opening 22 and flow into the bottom collection box 7 through the action of the obliquely arranged diversion trench 6.

Referring to fig. 1, as another preferred embodiment of the present invention, two sides of the base 1 are connected to the transmission case 3 through brackets 11.

In the present embodiment, the stand 11 is used to support the top gearbox 3.

Referring to fig. 1, as another preferred embodiment of the present invention, a control valve is installed on the feed opening 22.

In the embodiment of the utility model, the control valve is used for sealing the stirring tank 2 in the stirring process and preventing the uniformly stirred raw materials from flowing out.

Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.

It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims

1. A polyurethane foaming device comprises a base (1), and a stirring box (2), a transmission box (3), a driving mechanism (4) and a stirring mechanism (5) which are arranged on the base (1), and is characterized in that the stirring box (2) is rotatably connected to the base (1), the transmission box (3) is installed at the top of the stirring box (2), and the driving mechanism (4) penetrates through the transmission box (3) and is connected with the stirring mechanism (5) inside the stirring box (2); the transmission case (3) comprises a transmission shell (31), a main gear (32), a secondary gear (33) and an internal gear (34), the main gear (32) is fixedly sleeved on a stirring shaft (51) of the stirring mechanism (5), a plurality of secondary gears (33) are uniformly distributed on the outer side of the main gear (32) along the circumferential direction, the main gear (32) and the secondary gears (33) are meshed with each other, the center of the secondary gears (33) is rotatably connected with a mounting shaft, the mounting shaft is fixedly mounted on the transmission shell (31), the outer side of the secondary gears (33) is meshed with the internal gear (34), the internal gear (34) is fixed on the top edge of the stirring case (2), and the shell of the stirring case (2) and the transmission shell (31) form rotary contact sealing; be equipped with a plurality of puddlers (52) on (mixing) shaft (51), the inside of (mixing) shaft (51) is passed through guiding gutter (511) and puddler (52) and is communicate each other, guiding gutter (511) are through a plurality of water conservancy diversion holes (512) of puddler (52) evenly distributed on the surface and the inside of agitator tank (2) communicate each other, the both ends of (mixing) shaft (51) form with agitator tank (2) to rotate and are connected, be equipped with dog-house (21) on the lateral wall of agitator tank (2), the bottom of agitator tank (2) is equipped with feed opening (22).

2. The polyurethane foaming device according to claim 1, wherein the driving mechanism (4) comprises a rotary joint (41), a rotating shaft (42), a material guiding pipe (43) and a driving motor (44), the top of the rotary joint (41) is connected with an output shaft of the driving motor (44) through the rotating shaft (42), the bottom of the rotary joint (41) is connected with the end of the stirring shaft (51), the material guiding pipe (43) is fixedly installed on the side surface of the rotary joint (41), and the material guiding pipe (43) is communicated with a flow guide groove (511) inside the stirring shaft (51) through the rotary joint (41).

3. The polyurethane foaming device according to claim 2, wherein a material guide chute (6) is arranged at the top of the stirring tank (2), and a collecting box (7) is arranged at the tail end of the material guide chute (6).

4. Polyurethane foaming device according to claim 3, wherein both sides of the base (1) are connected to the transmission case (3) by means of brackets (11).

5. Polyurethane foaming device according to claim 4, wherein a control valve is mounted on the feed opening (22).